Enum Flag 

pub enum Flag {
    False,
    Default,
    True,
}

Ternary flag: can be true, false, or default (null/missing)

Variants

False

Default

True

Implementations

impl Flag

pub fn with_default(self, default_value: bool) -> bool

Get the boolean value with a default

Trait Implementations

impl Clone for Flag

fn clone(&self) -> Flag

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Flag

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Flag

fn default() -> Flag

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Flag

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>

where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for Flag

fn eq(&self, other: &Flag) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for Flag

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>

where S: Serializer,

Serialize this value into the given Serde serializer.

impl Copy for Flag

impl Eq for Flag

impl StructuralPartialEq for Flag